Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain of fillbuf upon failure in startstreaming The pwcisocinit function submits its isochronous URBs using usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler...

SUSE CVE-2026-68216

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

SUSE CVE-2026-68217

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

CVE-2026-68216

A flaw was found in the Linux kernel's pwc media driver. When the startstreaming function fails, it does not properly return queued buffers, leading to a resource leak. This can occur if the USB device is disconnected or if a mutex lock is interrupted. A local attacker could potentially exploit...

CVE-2026-68217

A flaw was found in the Linux kernel's pwc media driver. When initiating a streaming operation, if an error occurs during the submission of isochronous USB Request Blocks URBs, a buffer may not be correctly deallocated. This oversight can lead to a resource leak, potentially causing system...

media: pwc: Drain fill_buf on start_streaming() failure

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CVE-2026-68217

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

CVE-2026-68216

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

CVE-2026-68217

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

UBUNTU-CVE-2026-68217

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

UBUNTU-CVE-2026-68216

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

CVE-2026-68216

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

CVE-2026-68217 media: pwc: Drain fill_buf on start_streaming() failure

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

EUVD-2026-55318

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is submitted, its completion handler pwcisochandler can run on another CPU...

CVE-2026-68217

Technical details (affected product/version, root cause, impact, or fix) are not publicly provided in the supplied documents. Monitor for updates.

CVE-2026-68216

Summary of CVE-2026-68216 (Linux kernel pwc driver): A fix addresses a resource leak in start_streaming() for the pwc media driver. When start_streaming() fails, buffers queued via vb2_buffer_done() were not returned, causing vb2_start_streaming() to WARN_ON(owned_by_drv_count). The two early-fai...

CVE-2026-68216 media: pwc: Return queued buffers on start_streaming() failure

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

EUVD-2026-55317

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

CVE-2026-68216 media: pwc: Return queued buffers on start_streaming() failure

In the Linux kernel, the following vulnerability has been resolved: media: pwc: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers via...

Linux Distros Unpatched Vulnerability : CVE-2026-68217

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - media: pwc: Drain fillbuf on startstreaming failure pwcisocinit submits its isochronous URBs with usbsubmiturb.., GFPKERNEL in a loop. After the first URB is...